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Complex analysis, holomorphic functions, automorphic group actions and forms, pseudoconvexity, complex geometry, analytic spaces, analytic sheaves.

0 votes
0 answers
182 views

Upper bound on the modulus of a power series and concentration inequalities for empirical pr...

This is a research question I encountered when I as studying solutions of Lebesgue-Stieltjes integral equations. It is related to a new statistical method I am developing (which I cannot expose now) a …
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1 vote
0 answers
98 views

Higher order derivative of negative power of cosine function

This is a question I encountered in my own research on Generalized Hyperbolic Secant (GHS) distributions. It is known that the Laplace transform of the basis measure for this family is $$L\left( \th …
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  • 984
5 votes
0 answers
362 views

Existence of zero-free strip of a Laplace transform (edited ..)

Problem Let $\beta$ be a probability measure on $\mathbb{R}$, and define $$ K = \left \{z \in \mathbb{C}: g\left(z\right)=\int_{-\infty}^{\infty}\exp\left(z x\right)\beta ( dx ) \text{ is well-define …
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  • 984
3 votes

When I can safely assume that a function is a Laplace transform of other function?

I would suggest the classic book "The Laplace transform" by David Vernon Widder. On its page 310, Theorem 14a states the following: A necessary and sufficient condition that $f(x)$ can be expressed in …
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